30905816

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{27793}}^1$

素因数の和:27938

約数の個数: 16

約数和(自身を含む): 58367400

約数和(自身を除く): 27461584

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 27793, 55586, 111172, 222344, 3863227, 7726454, 15452908, 30905816]

約数ペア:

[(1, 30905816), (2, 15452908), (4, 7726454), (8, 3863227), (139, 222344), (278, 111172), (556, 55586), (1112, 27793)]